First India-Pakistan War 1947
It is also remembered as a First Kashmir War, Jammu and Kashmir Raja pushed to announced and choose India or Pakistan, however on 21 April 1948 UN Security Council resolution 47 to let the Kashmiris deiced with their opinion remain a part of India; however war ends in 1948 by dividing the line of control on Kashmir to Pakistan Administrated Kashmir and Indian administrated Kashmir.
Second India-Pakistan War 1965
There are many conspiracy on this war, some says it was India who want to capture Lahore and some says it is Pakistan who started an operation Gibraltar, in this operation Pakistan plan’s to let the infiltrate forces go inside Jammu & Kashmir and participate against the India, it was detected by Indian Army and then India counter attacked on Pakistan and want to capture Lahore, but Pakistani army and air force defends their areas and thousands of casualties was the result of this war in both site, however this come to end once the United Nation involved and Tashkent declaration signed b/w both India and Pakistan. Pakistani celebrate defense day on every 6th September because they defend Lahore from Indian army and air force.
Third India-Pakistan War 1971
This was the major crisis, East Pakistan was separated in this war as India was helping and increasing the voice against fight with West Pakistan and to separate from West Pakistan was the major target. This was the biggest war between both countries and cause death of around 500,000 people in East Pakistan, at the end; East Pakistan declared as an independence country called Bangladesh and East Pakistan called Pakistan from that time.
Kargil conflict India-Pakistan 1999
This fight was most difficult because of the high altitude in mountain terrain and difficult for logistic support, in this fight India faces a heavy loss of life and loss of their air force as well, approximately 527 killed, 1 fighter jet shot down, 1 fighter jet crashed, 1 helicopter shot down and around 1400 wounded, however result of the war is still not cleared, both side confirms that they won conflict/war.